(1898-1979) a US political philosopher, born in Germany. He moved to America in 1934 and taught at several universities, including Harvard University from 1952 and the University of California at San Diego from 1965. Marcuse's ideas were strongly influenced by those of Marx and Freud. He was especially popular during the 1960s and supported the efforts of young people to change society. His books included Eros and Civilization (1955), Soviet Marxism (1958) and One-Dimensional Man (1964).